IT1160904B - REGULATION CIRCUIT FOR VALVES OF REFRIGERATING SYSTEMS - Google Patents

REGULATION CIRCUIT FOR VALVES OF REFRIGERATING SYSTEMS

Info

Publication number
IT1160904B
IT1160904B IT69513/78A IT6951378A IT1160904B IT 1160904 B IT1160904 B IT 1160904B IT 69513/78 A IT69513/78 A IT 69513/78A IT 6951378 A IT6951378 A IT 6951378A IT 1160904 B IT1160904 B IT 1160904B
Authority
IT
Italy
Prior art keywords
valves
regulation circuit
refrigerating systems
refrigerating
systems
Prior art date
Application number
IT69513/78A
Other languages
Italian (it)
Other versions
IT7869513A0 (en
Original Assignee
Danfoss As
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Danfoss As filed Critical Danfoss As
Publication of IT7869513A0 publication Critical patent/IT7869513A0/en
Application granted granted Critical
Publication of IT1160904B publication Critical patent/IT1160904B/en

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1919—Control of temperature characterised by the use of electric means characterised by the type of controller
    • G05D23/1921—Control of temperature characterised by the use of electric means characterised by the type of controller using a thermal motor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Temperature (AREA)
  • Temperature-Responsive Valves (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
IT69513/78A 1977-11-03 1978-11-02 REGULATION CIRCUIT FOR VALVES OF REFRIGERATING SYSTEMS IT1160904B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2749240A DE2749240C3 (en) 1977-11-03 1977-11-03 Control device for the valve of a refrigeration system

Publications (2)

Publication Number Publication Date
IT7869513A0 IT7869513A0 (en) 1978-11-02
IT1160904B true IT1160904B (en) 1987-03-11

Family

ID=6022938

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69513/78A IT1160904B (en) 1977-11-03 1978-11-02 REGULATION CIRCUIT FOR VALVES OF REFRIGERATING SYSTEMS

Country Status (12)

Country Link
US (1) US4347976A (en)
JP (1) JPS589910B2 (en)
AU (1) AU522996B2 (en)
CA (1) CA1139398A (en)
CH (1) CH634401A5 (en)
DD (1) DD139894A5 (en)
DE (1) DE2749240C3 (en)
DK (1) DK145765C (en)
FR (1) FR2408102A1 (en)
GB (1) GB2009457B (en)
IT (1) IT1160904B (en)
SE (1) SE437425B (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2749249C3 (en) * 1977-11-03 1980-09-11 Danfoss A/S, Nordborg (Daenemark) Valve for refrigeration systems
JPS59159718U (en) * 1983-04-11 1984-10-26 トヨタ自動車株式会社 Diesel engine exhaust gas purification device
JPS60153414A (en) * 1984-01-20 1985-08-12 Mitsubishi Motors Corp Regeneration timing control device for diesel particulate filter
JPH0531206Y2 (en) * 1985-09-18 1993-08-11
US4689968A (en) * 1986-03-21 1987-09-01 Danfoss A/S Actuator means for the control of a refrigeration system expansion valve
US4821997A (en) * 1986-09-24 1989-04-18 The Board Of Trustees Of The Leland Stanford Junior University Integrated, microminiature electric-to-fluidic valve and pressure/flow regulator
US4966646A (en) * 1986-09-24 1990-10-30 Board Of Trustees Of Leland Stanford University Method of making an integrated, microminiature electric-to-fluidic valve
US4824073A (en) * 1986-09-24 1989-04-25 Stanford University Integrated, microminiature electric to fluidic valve
US4943032A (en) * 1986-09-24 1990-07-24 Stanford University Integrated, microminiature electric to fluidic valve and pressure/flow regulator
US5074629A (en) * 1988-10-26 1991-12-24 Stanford University Integrated variable focal length lens and its applications
EP0981710A4 (en) * 1997-05-21 2003-08-13 Redwood Microsystems Inc Low-power thermopneumatic microvalve
JP3828995B2 (en) * 1997-07-09 2006-10-04 Ｓｍｃ株式会社 Valve device control method and circuit
US6160243A (en) * 1998-09-25 2000-12-12 Redwood Microsystems, Inc. Apparatus and method for controlling fluid in a micromachined boiler
JP2000121508A (en) * 1998-10-15 2000-04-28 Tlv Co Ltd Monitoring system having power supply built in
US20050056799A1 (en) * 2003-09-11 2005-03-17 Malone Steven J. Valves having a thermostatic actuator controlled by a peltier device
US7088160B2 (en) * 2004-04-08 2006-08-08 Infineon Technologies Ag Circuit arrangement for regulating a parameter of an electrical signal
DE102006057131B3 (en) * 2006-12-01 2007-12-27 Otto Egelhof Gmbh & Co. Kg Thermo-static expansion valve for controlling high pressure of transcritically and/or subcritically operable cooling and heating pump circuit, has control member controllable independent of pressure whose movement is coupled with area

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2501372A (en) * 1947-06-27 1950-03-21 Us Rubber Co Wire fabric tire casing
US3168805A (en) * 1963-05-03 1965-02-09 American Radiator & Standard Thermal power element
US3324674A (en) * 1966-01-03 1967-06-13 Texas Instruments Inc Refrigeration control apparatus
US3478534A (en) * 1967-08-11 1969-11-18 Controls Co Of America Thermistor controlled refrigeration expansion valve
US3500634A (en) * 1968-01-02 1970-03-17 Texas Instruments Inc Control system and actuator used therein
US3465962A (en) * 1968-03-29 1969-09-09 Garrett Corp Electro-pneumatically controlled air conditioning system
US3577743A (en) * 1969-06-10 1971-05-04 Vilter Manufacturing Corp Control for refrigeration systems
DE1935187B2 (en) * 1969-07-11 1979-07-12 Centra-Buerkle Gmbh & Co, 7036 Schoenaich Control device for heating systems or the like
US3860169A (en) * 1973-11-07 1975-01-14 Powers Regulators Company Ambient temperature control system
US4067203A (en) * 1976-09-07 1978-01-10 Emerson Electric Co. Control system for maximizing the efficiency of an evaporator coil
US4096993A (en) * 1977-01-21 1978-06-27 Emerson Electric Co. Compensated control valve

Also Published As

Publication number Publication date
GB2009457A (en) 1979-06-13
DE2749240A1 (en) 1979-05-10
AU522996B2 (en) 1982-07-08
US4347976A (en) 1982-09-07
SE437425B (en) 1985-02-25
DD139894A5 (en) 1980-01-23
IT7869513A0 (en) 1978-11-02
DK145765B (en) 1983-02-21
DE2749240C3 (en) 1980-09-11
DE2749240B2 (en) 1980-01-10
FR2408102B1 (en) 1983-05-06
CA1139398A (en) 1983-01-11
GB2009457B (en) 1982-06-09
JPS589910B2 (en) 1983-02-23
SE7811361L (en) 1979-05-04
DK145765C (en) 1983-08-15
AU4128678A (en) 1979-05-17
DK481978A (en) 1979-05-04
CH634401A5 (en) 1983-01-31
JPS5474547A (en) 1979-06-14
FR2408102A1 (en) 1979-06-01

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